CN211980369U - Cooling device for tower transformer - Google Patents
Cooling device for tower transformer Download PDFInfo
- Publication number
- CN211980369U CN211980369U CN202021104058.8U CN202021104058U CN211980369U CN 211980369 U CN211980369 U CN 211980369U CN 202021104058 U CN202021104058 U CN 202021104058U CN 211980369 U CN211980369 U CN 211980369U
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- cooling
- oil
- cooling device
- water
- tower
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- 238000001816 cooling Methods 0.000 title claims abstract description 107
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 49
- 238000005192 partition Methods 0.000 claims description 33
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 7
- 235000017166 Bambusa arundinacea Nutrition 0.000 abstract description 5
- 235000017491 Bambusa tulda Nutrition 0.000 abstract description 5
- 241001330002 Bambuseae Species 0.000 abstract description 5
- 235000015334 Phyllostachys viridis Nutrition 0.000 abstract description 5
- 239000011425 bamboo Substances 0.000 abstract description 5
- 238000010030 laminating Methods 0.000 abstract 1
- 239000000498 cooling water Substances 0.000 description 7
- 230000008602 contraction Effects 0.000 description 4
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 241000270295 Serpentes Species 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model provides a tower section of thick bamboo is cooling device for transformer belongs to transformer cooling technical field. It has solved the problem that current cooling device cooling efficiency is low, the space that occupies is big. This cooling device for tower cylinder transformer includes the cooling body, the oil inlet has on the cooling body, the oil-out, water inlet and delivery port, be equipped with baffle and cooling fin in the cooling body, cooling fin is located between two adjacent baffles, cooling fin and two adjacent baffle homogeneous phase laminating, every cooling fin cooperatees with two corresponding baffles and forms a set of circulation passageway, the flow direction of two sets of adjacent circulation passageways is mutually perpendicular, and one of them set of circulation passageway of two sets of adjacent circulation passageways is linked together with the oil inlet, the other end is linked together with the oil-out, another set of circulation passageway's one end is linked together with the water inlet, the other end is linked together with the delivery port. The cooling device for the tower transformer has the advantages of high heat exchange efficiency and small occupied installation space.
Description
Technical Field
The utility model belongs to the technical field of the transformer cooling, a cooling device for tower section of thick bamboo transformer is related to.
Background
With the rapid development of wind power generation, more and more fans are arranged in coastal areas, the working environment of an offshore wind power tower transformer is severe, the transformer needs to work in a tower with a relatively narrow space except high salt and high corrosion on the sea, the heat dissipation is poor, and a transformer cooling device needs to be installed to avoid the damage of the transformer.
Conventional transformer cooling apparatuses, for example, chinese patent literature documents disclose a transformer self-circulation oil-water cooler and an oil-water cooling method [ application No.: 201610168487.3, respectively; application publication No.: CN105609263A ], the transformer self-circulation oil-water cooler comprises a cooler cylinder, a partition plate and a contraction and expansion pipe, wherein the partition plate divides the cylinder into an oil cooling chamber and a water cooling chamber, the contraction and expansion pipe penetrates through the partition plate and is positioned at the center of the oil cooling chamber and the center of the water cooling chamber, the contraction and expansion pipe is fixed at the center of the partition plate, and the contraction and expansion pipe is vacuum and filled with acetone; the upper end of the cylinder body is provided with a cold water inlet, the middle position of the cylinder body is provided with a water outlet, the cold water inlet and the water outlet are communicated with a water cooling chamber, the middle position of the cylinder body is provided with an oil inlet, the lower end of the cylinder body is provided with an oil outlet, and the oil inlet and the oil outlet are communicated with an oil cooling chamber.
The oil-water cooler with the structure cools hot oil through cooling water, so that the transformer is cooled. But this kind of structure's oil water cooler, the baffle is separated oil cooling chamber and water cooling chamber with the barrel, and oil cooling chamber and water cooling chamber link to each other through scaling pipe and fin, and area of contact is little, and heat transfer area is little, and heat exchange efficiency is lower relatively, in order to satisfy the heat transfer demand of setting for, need set up a plurality ofly, and the installation space who occupies is big.
Disclosure of Invention
The utility model aims at the above-mentioned problem that exists among the prior art, provide a cooling device for tower section of thick bamboo transformer, the technical problem of solution is how to improve cooling device's heat exchange efficiency, reduces the installation space that cooling device occupied.
The purpose of the utility model can be realized by the following technical proposal: the cooling device for the tower cylinder transformer comprises a cooling body, wherein an oil inlet, an oil outlet, a water inlet and a water outlet are formed in the cooling body, the cooling body is internally provided with a plurality of partitions with thinner thicknesses and a plurality of cooling fins which are in a snake shape or a wave shape, the cooling fins are positioned between two adjacent partitions, the cooling fins are attached to two adjacent partitions in a homogeneous mode, each cooling fin is matched with two corresponding partitions to form a group of circulation channels, the flow directions of two adjacent groups of circulation channels are perpendicular to each other, one end of one group of circulation channels of the two adjacent groups of circulation channels is communicated with the oil inlet, the other end of the one group of circulation channels is communicated with the oil outlet, one end of the other group of circulation channels is communicated with the water inlet, and the other end of the other group of circulation.
Hot oil of the transformer flows through the circulation channels through the oil pump, the boundary layer is continuously broken (by using the boundary layer theory) by using the resistance and the disturbance of the fins, the heat exchange coefficient is larger, the hot oil is fully contacted with the fins and the partition plates, cooling water flows through the adjacent circulation channels through the water pump, the heat of the hot oil is transferred to the cooling water through the partition plates, the heat exchange is realized, the heat heated by the hot oil is taken away by the cooling water, and the cooling of the transformer is realized by repeating the steps; the circulation passageway can set up a plurality ofly, improves heat exchange efficiency. This cooling body adopts the combination of baffle and fin, and heat transfer area is big, and the baffle is thinner, and heat exchange efficiency is high, reduces the volume of product, and the volume is conventional tubulation oil water cooler's 1/3 under the equal cooling power, reduces this cooling device installation space. The flow directions of the two adjacent groups of circulation channels are vertical, so that the flow directions of hot oil and cooling water are vertical, and better heat exchange can be realized.
In the cooling device for the tower transformer, the thickness of the partition plate is 1.5 to 2.5 times of the thickness of the fin. This structure makes the separator thin but has sufficient strength.
In the cooling device for the tower cylinder transformer, a pair of side strips is fixedly connected between two adjacent partition plates, the cooling fin is located between the pair of side strips, and the side strips are arranged along the flowing direction of a circulating channel formed by the cooling fin and the two corresponding partition plates in a matched mode. The side strips are arranged to play a supporting role and play a sealing role at the same time, so that leakage is prevented.
In the cooling device for the tower transformer, the outer side wall of the side bar is planar, and the inner side wall of the side bar is provided with the avoidance groove which is arranged in a concave manner. The deformation of the fins is buffered by the avoiding grooves, so that the fins cannot be in contact with the side strips.
In the cooling device for the tower transformer, the cooling body is rectangular or square. The arrangement and installation are convenient.
In the cooling device for the tower transformer, two sides of the cooling body are fixedly connected with oil casings with cavities inside, one of the oil casings is provided with the oil inlet, and the other oil casing is provided with the oil outlet. The oil shell plays the effect of transfer station, makes hot oil can realize better flow, improves heat exchange efficiency.
In the cooling device for the tower transformer, the top of the cooling body is fixedly connected with a pair of water shells with cavities inside, one of the water shells is provided with the water inlet, and the other water shell is provided with the water outlet. The water shell plays a role of a transfer station, so that cooling water can flow better, and the heat exchange efficiency is improved.
In the cooling device for the tower transformer, the bottoms of the two ends of the cooling body are fixedly connected with the supporting legs in a right-angle shape. The cooling device can be fixed in the tower barrel through the supporting legs.
Compared with the prior art, the utility model provides a cooling device for tower section of thick bamboo transformer has following advantage:
1. this cooling device for tower section of thick bamboo transformer utilizes the disturbance of resistance and fin, makes the boundary layer constantly cracked, has great heat transfer coefficient, and hot oil fully contacts with fin and baffle, and the heat of hot oil passes through the baffle and transmits cooling water, realizes the heat exchange, and heat exchange efficiency is high.
2. This cooling body adopts the combination of baffle and fin, and heat transfer area is big, and the baffle is thinner, improves heat exchange efficiency, reduces the volume of product, and the volume is 1/3 of conventional tubulation oil water cooler under the equal cooling power, reduces installation space.
Drawings
Fig. 1 is a schematic view of the overall structure of the cooling device for a tower transformer.
FIG. 2 is a schematic view of the installation structure of the partition and the fins of the cooling device for the tower transformer.
In the figure, 1, cooling the body; 2. an oil inlet; 3. an oil outlet; 4. a water inlet; 5. a water outlet; 6. a partition plate; 7. cooling the fins; 8. a flow-through channel; 9. side strips; 10. an avoidance groove; 11. an oil shell; 12. a water shell; 13. support the feet.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
As shown in fig. 1, the cooling device for the tower transformer includes a cooling body 1, in this embodiment, the cooling body 1 is rectangular, and in actual production, the cooling body 1 is square.
Two sides of the cooling body 1 are fixedly connected with oil shells 11 with cavities inside, wherein one oil shell 11 is provided with an oil inlet 2, and the other oil shell 11 is provided with an oil outlet 3. The top of the cooling body 1 is fixedly connected with a pair of shells 12 with cavities inside, wherein one shell 12 is provided with a water inlet 4, and the other shell 12 is provided with a water outlet 5. The bottoms of the two ends of the cooling body 1 are fixedly connected with supporting legs 13 which are in right-angle shapes.
As shown in fig. 2, in the present embodiment, the number of the partition plates 6 is three, the number of the cooling fins 7 is two, the cooling fins 7 are serpentine, the partition plates 6 are thin, the thickness of the partition plates 6 is twice the thickness of the fins, in actual production, the number of the partition plates 6 may be five, the number of the cooling fins 7 is four, the cooling fins 7 are wavy, and the thickness of the partition plates 6 is 1.5 times or 2.5 times the thickness of the fins.
The cooling fins 7 are located between the two adjacent partition plates 6, the cooling fins 7 are attached to the two adjacent partition plates 6, each cooling fin 7 is matched with the corresponding two partition plates 6 to form a group of circulation channels 8, and the flowing directions of the two adjacent groups of circulation channels 8 are perpendicular to each other. And one end of one group of the circulation channels 8 of the two adjacent groups of the circulation channels 8 is communicated with the oil inlet 2 through one oil shell 11, the other end of the one group of the circulation channels 8 is communicated with the oil outlet 3 through the other oil shell 11, one end of the other group of the circulation channels 8 is communicated with the water inlet 4 through one water shell 12, and the other end of the one group of the circulation channels 8 is communicated with the water outlet 5 through the other water shell 12.
A pair of side strips 9 is fixedly connected between two adjacent partition plates 6, the cooling fin 7 is positioned between the pair of side strips 9, and the side strips 9 are arranged along the flowing direction of a circulating channel 8 formed by the cooling fin 7 and the two corresponding partition plates 6 in a matched mode. The outer side wall of the side strip 9 is planar, and the inner side wall of the side strip 9 is provided with a concave avoidance groove 10.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Although the terms cooling body 1, oil inlet 2, oil outlet 3, water inlet 4, water outlet 5, partition 6, cooling fin 7, flow channel 8, side bars 9, escape grooves 10, oil shell 11, water shell 12, support feet 13, etc. are used more herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.
Claims (8)
1. A cooling device for a tower transformer comprises a cooling body (1), wherein an oil inlet (2), an oil outlet (3), a water inlet (4) and a water outlet (5) are formed in the cooling body (1), the cooling device is characterized in that a plurality of thin partition plates (6) and a plurality of serpentine or wavy cooling fins (7) are arranged in the cooling body (1), the cooling fins (7) are located between two adjacent partition plates (6), the cooling fins (7) are attached to the two adjacent partition plates (6), each cooling fin (7) is matched with the two corresponding partition plates (6) to form a group of circulation channels (8), the flow directions of the two adjacent groups of circulation channels (8) are perpendicular, and one end of one group of circulation channels (8) of the two adjacent groups of circulation channels (8) is communicated with the oil inlet (2), the other end is communicated with the oil outlet (3), one end of the other group of circulation channels (8) is communicated with the water inlet (4), and the other end is communicated with the water outlet (5).
2. The cooling device for a tower transformer according to claim 1, characterized in that the thickness of the partition plate (6) is 1.5-2.5 times the thickness of the fins.
3. The cooling device for the tower transformer according to claim 1 or 2, wherein a pair of side bars (9) is fixedly connected between two adjacent partition plates (6), the cooling fin (7) is located between the pair of side bars (9), and the side bars (9) are arranged along the flow direction of the flow channel (8) formed by the cooling fin (7) and the two corresponding partition plates (6).
4. The cooling device for a tower transformer according to claim 3, characterized in that the lateral walls of the lateral strips (9) are planar, and the lateral strips (9) have recessed avoidance grooves (10) on the lateral walls.
5. The cooling device for a tower transformer according to claim 1 or 2, characterized in that the cooling body (1) is cuboid-shaped or square-shaped.
6. The cooling device for the tower transformer as claimed in claim 1 or 2, wherein the cooling body (1) is fixedly connected at both sides with oil casings (11) having cavities inside, wherein one oil casing (11) has the oil inlet (2) and the other oil casing (11) has the oil outlet (3).
7. The cooling device for a tower transformer according to claim 1 or 2, characterized in that a pair of water shells (12) with cavities inside are fixed to the top of the cooling body (1), wherein one water shell (12) has the water inlet (4) and the other water shell (12) has the water outlet (5).
8. The cooling device for the tower transformer as claimed in claim 1 or 2, wherein the bottom of each of the two ends of the cooling body (1) is fixedly connected with a right-angle supporting leg (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021104058.8U CN211980369U (en) | 2020-06-15 | 2020-06-15 | Cooling device for tower transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021104058.8U CN211980369U (en) | 2020-06-15 | 2020-06-15 | Cooling device for tower transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211980369U true CN211980369U (en) | 2020-11-20 |
Family
ID=73368558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021104058.8U Active CN211980369U (en) | 2020-06-15 | 2020-06-15 | Cooling device for tower transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211980369U (en) |
-
2020
- 2020-06-15 CN CN202021104058.8U patent/CN211980369U/en active Active
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